问<此时是意外的(批处理脚本)

EN

@echo off

:commandline

if [%1]==[] (
    echo No data entered. Please continue as normal.
    goto :welcome 
)

IF NOT %3 == "" (  
    echo.
    echo Too many parameters given... 
    goto :welcome  
)

IF EXIST %2 (  
    xcopy %2 bak_%2
    %2 notepad
    goto :eof
    exit. 
)

:welcome

echo. 
echo **********************************
echo   Welcome to the Backup Program!!  
echo **********************************
echo. 

set /p answer=Please enter your name: 
echo. 
echo Hello %answer% please make a selection from the menu below 
echo. 

:start 

echo Option 1 - Backup and Edit
echo Option 2 - Create a Batch File
echo Option 3 - Quit
echo. 
choice /C:321


IF errorlevel 3 goto option1
IF errorlevel 2 goto option2
IF errorlevel 1 goto option3

:option1

echo. 
set /p file=Please type in the name of the file: 


if %file% == quit (
    echo.
    echo The program will now close. 
        pause
        Exit
    )

        if %file% == Quit (
            echo. 
            echo The program will now close. 
                pause
                Exit
            )

                IF NOT EXIST %file% goto :option1
                    echo.
                    copy %file% bak_%file% 
                    %file% notepad 

                        pause
                        echo. 
                        goto :start 

:option2

echo > %file%.bat
echo file=%file% > %file%.bat 
echo IF EXIST %file% ( >> %file%.bat 
echo    copy %file% bak_%file% >> %file%.bat 
echo    %file% notepad >> %file%.bat 
echo ) else ( >> %file%.bat 
echo    echo .> %file% >> %file%.bat 
echo    %file% notepad >> %file%.bat 
echo ) >> %file%.bat

goto :eof

:option3

goto :eof 

:eof

echo Thanks for using the Backup Program. 
pause